1313202030391 has 2 divisors, whose sum is σ = 1313202030392. Its totient is φ = 1313202030390.

The previous prime is 1313202030307. The next prime is 1313202030409. The reversal of 1313202030391 is 1930302023131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313202030391 - 2⁹ = 1313202029879 is a prime.

It is a super-2 number, since 2×1313202030391² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313202030991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656601015195 + 656601015196.

It is an arithmetic number, because the mean of its divisors is an integer number (656601015196).

Almost surely, 2^{1313202030391} is an apocalyptic number.

1313202030391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313202030391 is an equidigital number, since it uses as much as digits as its factorization.

1313202030391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

The spelling of 1313202030391 in words is "one trillion, three hundred thirteen billion, two hundred two million, thirty thousand, three hundred ninety-one".